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Finding the Fourth Proportional to 35,593.89, 49,116.13 and 19,676.17

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Solution

The fourth proportional to 35,593.89, 49,116.13 and 19,676.17 is: 27,151.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,593.89 : 49,116.13 = 19,676.17 : x
  2. Step 2: Convert to fraction form
    35,593.89/49,116.13 = 19,676.17/x
  3. Step 3: Cross multiply
    35,593.89x = 49,116.13 × 19,676.17
  4. Step 4: Simplify right side
    35,593.89x = 966,417,323.62
  5. Step 5: Solve for x
    x = 966,417,323.62/35,593.89
  6. Step 6: Final answer
    x = 27,151.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.